<!DOCTYPE html>
<html lang="zh-cn">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    * {
      padding: 0;
      margin: 0;
    }
    .head {
        width: 1000px;
        height: 100px;
        background-color: pink;
        margin: 20px auto;
    }
    .head .lt {
        width: 400px;
        height: 50px;
        background-color: violet;
        float: left;
        margin: 20px 80px;
    }
    .head .gt {
        width: 200px;
        height: 50px;
        background-color: purple;
        float: right;
        margin: 20px 80px;
    }
    .guide {
        width: 1000px;
        height: 200px;
        background-color: yellow;
        margin: 10px auto;
    }
    .guide .one {
        width: 150px;
        height: 100px;
        background-color: royalblue;
        float: left;
        margin: 50px 10px 50px 80px;
    }
    .guide .two {
        width: 150px;
        height: 50px;
        background-color: yellowgreen;
        float: left;
        margin: 75px 0;
    }
    .guide .three {
        width: 400px;
        height: 80px;
        background-color: blueviolet;
        float: right;
        margin: 60px 80px;
    }
    .content {
        width: 1000px;
        height: 600px;
        background-color: skyblue;
        margin: 10px auto;
    }
    .content .a {
        width: 600px;
        height: 300px;
        background-color: burlywood;
        float: left;
        margin: 20px 40px 10px 80px; 
    }
    .content .b {
        width: 200px;
        height: 300px;
        background-color: cornflowerblue;
        float:left;
        margin: 20px 0 10px 0;
    }
    .content .c {
        width: 840px;
        height: 200px;
        background-color: crimson;
        float: left;
        margin-left: 80px;
    } 
    .content .c .d {
        width: 100px;
        height: 10px;
        background-color: darkgreen;
        margin: 10px 0 10px 10px;
    }
    .content .c .e {
        width: 800px;
        height: 150px;
        background-color: darkorange;
        margin-left: 10px;
    }
    .fls {
        width: 1000px;
        height: 100px;
        background-color: springgreen;
        margin: 10px auto;
        border: 1px solid transparent;
    }
    .fls .center {
        width: 300px;
        height: 60px;
        background-color: deepskyblue;
        margin: 20px auto;
    }
  </style>
</head>
<body>
    <div class="box">
        <div class="head">
            <div class="lt"></div>
            <div class="gt"></div>
        </div>
        <div class="guide">
            <div class="one"></div>
            <div class="two"></div>
            <div class="three"></div>
        </div>
        <div class="content">
            <div class="a"></div>
            <div class="b"></div>
            <div class="c">
                <div class="d"></div>
                <div class="e"></div>
            </div>
        </div>
        <div class="fls">
            <div class="center"></div>
        </div>
    </div>
</body>
</html>